Note - Blast analyses are based on comparisons of the phosphosites and the bordering four amino acids on each side of these phosphosites.

Phosphosite
Human Protein:	IKZF4
Human P-Site:	Y273
P-Site Sequence:	HKERCHNYLQSLSTE
UniProt:	Q9H2S9
Intern. Prot. ID:

Protein Phosphosite Match	Human Protein Short Name	Human UniProt. ID	Phosphosite Number	Sequence	% Identity / # AA	Target Size kDa
Phosphosite 0:	IKZF4	Q9H2S9	Y273	HKERCHNYLQSLSTE	100 / 9 AA	64
Phosphosite 1:	IKZF1	Q13422	Y226	HKERCHNYLESMGLP	77 / 9 AA	58
Phosphosite 2:	IKZF2	Q9UKS7	Y221	HKERCHNYLQNVSME	77 / 9 AA	60
Phosphosite 3:	ERK1	P27361	Y280	INMKARNYLQSLPSK	66 / 9 AA	43
Phosphosite 4:	IKZF3	Q9UKT9	T226	EHKERCRTFLQSTDP	62 / 8 AA	58
Phosphosite 5:	AOC2	O75106	Y440	PLRRHHNYLQNHFYG	75 / 8 AA	84
Phosphosite 6:	ASCL3	Q9NQ33	Y143	AAIKYINYLQSLLYP	66 / 9 AA	21
Phosphosite 7:	IKZF4	Q9H2S9	S276	RCHNYLQSLSTEAQA	100 / 6 AA	64
Phosphosite 8:	ERK1	P27361	S283	KARNYLQSLPSKTKV	100 / 6 AA	43
Phosphosite 9:	SRD5A1	P18405	Y129	MFCTCNGYLQSRYLS	71 / 7 AA	29
Phosphosite 10:	ERBB2IP	Q96RT1	Y333	TFAADHNYLQQLPPE	85 / 7 AA	158
Phosphosite 11:	Per2	O15055	Y760	IFQSHCHYYLQERSK	71 / 7 AA	137
Phosphosite 12:	BECN1	Q14457	Y338	VPYGNHSYLESLTDK	71 / 7 AA	52
Phosphosite 13:	TTC28	Q96AY4	Y699	KAEECQKYLLSLAQS	62 / 8 AA	271
Phosphosite 14:	Per2	O15055	Y761	FQSHCHYYLQERSKG	71 / 7 AA	137
Phosphosite 15:	DMBT1	Q9UGM3	Y2140	QASVSRSYLQSLGFS	62 / 8 AA	261
Phosphosite 16:	INCENP	Q9NQS7	S357	SGRIICHSYLERLLN	66 / 6 AA	105
Phosphosite 17:	ALS2CR12	Q96Q35	Y51	PAPKNHNYLQPTKPV	62 / 8 AA	52
Phosphosite 18:	p38-alpha	Q16539	Y258	SSESARNYIQSLTQM	71 / 7 AA	41
Phosphosite 19:	MYO18A	Q92614	T815	EELCHNYTQDRLQRL	83 / 6 AA	233
Phosphosite 20:	PHLPP	O60346	S751	LDGNFLQSLPAELEN	83 / 6 AA	185